NFS: Cache aggressively when file is open for writing

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Unless the user is using file locking, we must assume close-to-open
cache consistency when the file is open for writing. Adjust the
caching algorithm so that it does not clear the cache on out-of-order
writes and/or attribute revalidations.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

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Trond Myklebust 2016-06-08 17:08:28 -04:00

parent 57b691819e

commit ca0daa277a

2 changed files with 46 additions and 29 deletions

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13

fs/nfs/file.c

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62

fs/nfs/inode.c

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